Stadium: Quadra Central Round: 26 Ground: Hardcourt outdoor
| Challenger Campinas MD | 2021/11/21 00:20 | Matos/M R Alves v Klier Junior/P De Almeida | 6-3,6-1 |
| Challenger Campinas MD | 2021/11/20 16:00 | Matos/M R Alves v Romboli/Wild | 6-2,6-1 |
| Challenger Campinas MD | 2021/11/19 21:45 | Matos/M R Alves v Alves/Gutierrez | 6-3,6-0 |
| Challenger Campinas MD | 2021/11/17 17:40 | Matos/M R Alves v Reis da Silva/Ribeiro | 6-1,6-2 |
| Challenger Montevideo MD | 2021/11/13 19:55 | Matos/M R Alves v Carou/Darderi | 6-4,6-4 |
| Challenger Montevideo MD | 2021/11/12 21:20 | Matos/M R Alves v Cerundolo/Cuevas | 6-2,6-3 |
| Challenger Montevideo MD | 2021/11/11 22:10 | Matos/M R Alves v Casanova/Rodriguez Taverna | 6-4,6-1 |
| Challenger Montevideo MD | 2021/11/10 19:40 | Matos/M R Alves v Cid Subervi/Olivieri | 6-2,6-1 |
| Challenger Biella MD | 2020/09/30 13:00 | Cid Subervi/Collarini v Merino/Varillas | 4-6,1-6 |